1 /* 2 * Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC. 3 * Copyright (C) 2007 The Regents of the University of California. 4 * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER). 5 * Written by Brian Behlendorf <behlendorf1@llnl.gov>. 6 * UCRL-CODE-235197 7 * 8 * This file is part of the SPL, Solaris Porting Layer. 9 * 10 * The SPL is free software; you can redistribute it and/or modify it 11 * under the terms of the GNU General Public License as published by the 12 * Free Software Foundation; either version 2 of the License, or (at your 13 * option) any later version. 14 * 15 * The SPL is distributed in the hope that it will be useful, but WITHOUT 16 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 17 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 18 * for more details. 19 * 20 * You should have received a copy of the GNU General Public License along 21 * with the SPL. If not, see <http://www.gnu.org/licenses/>. 22 */ 23 24 #include <linux/percpu_compat.h> 25 #include <sys/debug.h> 26 #include <sys/vmem.h> 27 #include <sys/kmem_cache.h> 28 #include <sys/shrinker.h> 29 #include <linux/module.h> 30 31 /* 32 * Public vmem_alloc(), vmem_zalloc() and vmem_free() interfaces. 33 */ 34 void * 35 spl_vmem_alloc(size_t size, int flags, const char *func, int line) 36 { 37 ASSERT0(flags & ~KM_PUBLIC_MASK); 38 39 flags |= KM_VMEM; 40 41 #if !defined(DEBUG_KMEM) 42 return (spl_kmem_alloc_impl(size, flags, NUMA_NO_NODE)); 43 #elif !defined(DEBUG_KMEM_TRACKING) 44 return (spl_kmem_alloc_debug(size, flags, NUMA_NO_NODE)); 45 #else 46 return (spl_kmem_alloc_track(size, flags, func, line, NUMA_NO_NODE)); 47 #endif 48 } 49 EXPORT_SYMBOL(spl_vmem_alloc); 50 51 void * 52 spl_vmem_zalloc(size_t size, int flags, const char *func, int line) 53 { 54 ASSERT0(flags & ~KM_PUBLIC_MASK); 55 56 flags |= (KM_VMEM | KM_ZERO); 57 58 #if !defined(DEBUG_KMEM) 59 return (spl_kmem_alloc_impl(size, flags, NUMA_NO_NODE)); 60 #elif !defined(DEBUG_KMEM_TRACKING) 61 return (spl_kmem_alloc_debug(size, flags, NUMA_NO_NODE)); 62 #else 63 return (spl_kmem_alloc_track(size, flags, func, line, NUMA_NO_NODE)); 64 #endif 65 } 66 EXPORT_SYMBOL(spl_vmem_zalloc); 67 68 void 69 spl_vmem_free(const void *buf, size_t size) 70 { 71 #if !defined(DEBUG_KMEM) 72 return (spl_kmem_free_impl(buf, size)); 73 #elif !defined(DEBUG_KMEM_TRACKING) 74 return (spl_kmem_free_debug(buf, size)); 75 #else 76 return (spl_kmem_free_track(buf, size)); 77 #endif 78 } 79 EXPORT_SYMBOL(spl_vmem_free); 80 81 int 82 spl_vmem_init(void) 83 { 84 return (0); 85 } 86 87 void 88 spl_vmem_fini(void) 89 { 90 } 91